メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.542442912821 42.965547546718, 141.543925448918 42.9655360214881, 141.544134045383 42.9655553837221, 141.544204896382 42.9656448600418, 141.544206459447 42.9659021422896, 141.544190172417 42.9661460926068, 141.544192188609 42.9663637813014, 141.544195277141 42.9665084722257, 141.544163574062 42.9665087692227, 141.543678633402 42.9665024729745, 141.543681589377 42.9666377384565, 141.543670859144 42.9669734353286, 141.543655407693 42.9673828807387, 141.543647440645 42.9676695025223, 141.543411517968 42.9676733223156, 141.543160234948 42.9676553131139, 141.542899950125 42.9676372486682, 141.54271606473 42.9676129739688, 141.54253249001 42.9675656321377, 141.542393780187 42.9675187077163, 141.54222385026 42.9674549221224, 141.541867734636 42.9671789893015, 141.54157074408 42.9668374503406, 141.541447465442 42.9665555726877, 141.541377683851 42.9661933550728, 141.541371898583 42.9661633573286, 141.541351179386 42.9656190033413, 141.541343275142 42.9655233034265, 141.541738256441 42.9655319367108, 141.542442912821 42.965547546718)) ^^http://www.opengis.net/ont/geosparql#wktLiteral